27090058 has 4 divisors (see below), whose sum is σ = 40635090. Its totient is φ = 13545028.

The previous prime is 27090047. The next prime is 27090083. The reversal of 27090058 is 85009072.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 24770529 + 2319529 = 4977^2 + 1523^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6772513 + ... + 6772516.

Almost surely, 2^27090058 is an apocalyptic number.

27090058 is a deficient number, since it is larger than the sum of its proper divisors (13545032).

27090058 is a wasteful number, since it uses less digits than its factorization.

27090058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13545031.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 27090058 is about 5204.8110436403. The cubic root of 27090058 is about 300.3331779859. Note that the first 3 decimals are identical.

The spelling of 27090058 in words is "twenty-seven million, ninety thousand, fifty-eight".